In National Archives exhibit, signed letters help tell the story of our nation -- and beyond

It's the signatures on the nation's best-known documents, of course, that draw the lines of visitors to the National Archives. But other than the Declaration of Independence, the Constitution and other landmark pieces in the Rotunda, the repository of the nation's paperwork also has notable signatures on a host of other documents that tell the story of the nation in more prosaic terms. They range from George Washington's letter discussing his decommission from the Continental Army to Michael Jac...